postcss-message-helpers

WebJar for postcss-message-helpers

License	MIT
GroupId	org.webjars.npm
ArtifactId	postcss-message-helpers
Last Version	2.0.0
Release Date	Nov 15, 2017
Type	jar
Description	postcss-message-helpers WebJar for postcss-message-helpers
Project URL	http://webjars.org
Source Code Management	https://github.com/MoOx/postcss-message-helpers

Download postcss-message-helpers

Filename	Size
postcss-message-helpers-2.0.0.pom
postcss-message-helpers-2.0.0.jar	6 KB
postcss-message-helpers-2.0.0-sources.jar	22 bytes
postcss-message-helpers-2.0.0-javadoc.jar	22 bytes

How to add to project

Apache Maven

<!-- https://jarcasting.com/artifacts/org.webjars.npm/postcss-message-helpers/ -->
<dependency>
    <groupId>org.webjars.npm</groupId>
    <artifactId>postcss-message-helpers</artifactId>
    <version>2.0.0</version>
</dependency>

Gradle Groovy

// https://jarcasting.com/artifacts/org.webjars.npm/postcss-message-helpers/
implementation 'org.webjars.npm:postcss-message-helpers:2.0.0'

Gradle Kotlin

// https://jarcasting.com/artifacts/org.webjars.npm/postcss-message-helpers/
implementation ("org.webjars.npm:postcss-message-helpers:2.0.0")

Apache Buildr

'org.webjars.npm:postcss-message-helpers:jar:2.0.0'

Apache Ivy

<dependency org="org.webjars.npm" name="postcss-message-helpers" rev="2.0.0">
  <artifact name="postcss-message-helpers" type="jar" />
</dependency>

Groovy Grape

@Grapes(
@Grab(group='org.webjars.npm', module='postcss-message-helpers', version='2.0.0')
)

Scala SBT

libraryDependencies += "org.webjars.npm" % "postcss-message-helpers" % "2.0.0"

Leiningen

[org.webjars.npm/postcss-message-helpers "2.0.0"]

Dependencies

There are no dependencies for this project. It is a standalone project that does not depend on any other jars.

Project Modules

There are no modules declared in this project.

postcss-message-helpers

---

Professionally supported postcss-message-helpers is now available

---

PostCSS helpers to throw or output GNU style messages.

This modules offers you some function to throw or just output messages with GNU style: sourcefile:lineno:column: message

Installation

$ npm install postcss-message-helpers

var messageHelpers = require("postcss-message-helpers");

Usage

var fnValue = messageHelpers.try(fn, source)

Execute fn an return the value. If an exception is thrown during the process, the exception will be catched, enhanced from source & re-throw.

var sourceMessage = messageHelpers.message(message, source)

Returns a message like sourcefile:lineno:column: message.
source should be a postcss source object from a node.

var source = messageHelpers.source(source)

Returns sourcefile:lineno:column for a given source postcss object.

Example

// dependencies
var fs = require("fs");
var postcss = require("postcss");
var messageHelpers = require("postcss-message-helpers");

// css to be processed
var css = fs.readFileSync("input.css", "utf8");

// process css
var output = postcss()
  .use(function(styles) {
    styles.eachDecl(function transformDecl(decl) {
      // will catch, adjust error stack, line, column & message (gnu style) then re-throw
      messageHelpers.try(function IwillThrow() {
        if (decl.value.indexOf("error(") > -1) {
          throw new Error("error detected: " + decl.value);
        }
      }, decl.source);

      // will output a gnu style warning
      if (decl.value.indexOf("warning(") > -1) {
        console.warning(
          messageHelpers.message("warning: " + decl.value, decl.source)
        );
      }
    });
  })
  .process(css).css;

Checkout tests for more examples.

---

Contributing

Work on a branch, install dev-dependencies, respect coding style & run tests before submitting a bug fix or a feature.

$ git clone https://github.com/MoOx/postcss-message-helpers.git
$ git checkout -b patch-1
$ npm install
$ npm test

Changelog

License

Security contact information

To report a security vulnerability, please use the Tidelift security contact. Tidelift will coordinate the fix and disclosure.

Versions

Version
2.0.0 Nov 15, 2017